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-rw-r--r--bugs/sgiccbug.c74
1 files changed, 38 insertions, 36 deletions
diff --git a/bugs/sgiccbug.c b/bugs/sgiccbug.c
index 9edda5e946..6b1b3d4ab0 100644
--- a/bugs/sgiccbug.c
+++ b/bugs/sgiccbug.c
@@ -4,13 +4,13 @@
#include <stdio.h>
-/* This compiler bug it present on IRIX 5.3, 5.1 and 4.0.5 (these are
- * the only versions of IRIX I have access to.
- * defining FIXBUG removes the bug.
- * (bug is still present in IRIX 6.3 according to
- * Gage <agage@forgetmenot.Mines.EDU>
+/*
+ * This compiler bug it present on IRIX 5.3, 5.1 and 4.0.5 (these are the
+ * only versions of IRIX I have access to. defining FIXBUG removes the bug.
+ * (bug is still present in IRIX 6.3 according to Gage
+ * <agage@forgetmenot.Mines.EDU>
*/
-
+
/*-
* Compare the output from
* cc sgiccbug.c; ./a.out
@@ -18,41 +18,43 @@
* cc -O sgiccbug.c; ./a.out
*/
-static unsigned long a[4]={0x01234567,0x89ABCDEF,0xFEDCBA98,0x76543210};
-static unsigned long b[4]={0x89ABCDEF,0xFEDCBA98,0x76543210,0x01234567};
-static unsigned long c[4]={0x77777778,0x8ACF1357,0x88888888,0x7530ECA9};
+static unsigned long a[4] =
+ { 0x01234567, 0x89ABCDEF, 0xFEDCBA98, 0x76543210 };
+static unsigned long b[4] =
+ { 0x89ABCDEF, 0xFEDCBA98, 0x76543210, 0x01234567 };
+static unsigned long c[4] =
+ { 0x77777778, 0x8ACF1357, 0x88888888, 0x7530ECA9 };
main()
- {
- unsigned long r[4];
- sub(r,a,b);
- fprintf(stderr,"input a= %08X %08X %08X %08X\n",a[3],a[2],a[1],a[0]);
- fprintf(stderr,"input b= %08X %08X %08X %08X\n",b[3],b[2],b[1],b[0]);
- fprintf(stderr,"output = %08X %08X %08X %08X\n",r[3],r[2],r[1],r[0]);
- fprintf(stderr,"correct= %08X %08X %08X %08X\n",c[3],c[2],c[1],c[0]);
- }
+{
+ unsigned long r[4];
+ sub(r, a, b);
+ fprintf(stderr, "input a= %08X %08X %08X %08X\n", a[3], a[2], a[1], a[0]);
+ fprintf(stderr, "input b= %08X %08X %08X %08X\n", b[3], b[2], b[1], b[0]);
+ fprintf(stderr, "output = %08X %08X %08X %08X\n", r[3], r[2], r[1], r[0]);
+ fprintf(stderr, "correct= %08X %08X %08X %08X\n", c[3], c[2], c[1], c[0]);
+}
-int sub(r,a,b)
-unsigned long *r,*a,*b;
- {
- register unsigned long t1,t2,*ap,*bp,*rp;
- int i,carry;
+int sub(r, a, b)
+unsigned long *r, *a, *b;
+{
+ register unsigned long t1, t2, *ap, *bp, *rp;
+ int i, carry;
#ifdef FIXBUG
- unsigned long dummy;
+ unsigned long dummy;
#endif
- ap=a;
- bp=b;
- rp=r;
- carry=0;
- for (i=0; i<4; i++)
- {
- t1= *(ap++);
- t2= *(bp++);
- t1=(t1-t2);
+ ap = a;
+ bp = b;
+ rp = r;
+ carry = 0;
+ for (i = 0; i < 4; i++) {
+ t1 = *(ap++);
+ t2 = *(bp++);
+ t1 = (t1 - t2);
#ifdef FIXBUG
- dummy=t1;
+ dummy = t1;
#endif
- *(rp++)=t1&0xffffffff;
- }
- }
+ *(rp++) = t1 & 0xffffffff;
+ }
+}